Heather R. DeShon

Assistant Research Professor
CERI
University of Memphis

Contact Information:
3890 Central Ave
Memphis, TN 38152
(901) 678-1527 (office)
(901) 678-4734 (fax)

Email: hdeshon at memphis.edu
Education
        B.S., Geophysics and Mathematics, Southern Methodist University, May 1999
        Ph.D., Earth Sciences (Geophysics), University of California Santa Cruz, June 2004
            Thesis title: Seismogenic zone structure along the Middle America subduction zone, Costa Rica (link)


Research Interests
  • Earthquake generation within subduction zones
  • Seismogenic zone processes
  • Local earthquake tomography
  • Waveform cross-correlation
  • Volcano seismology
        For further information follow link to research page (under development)

Current and Recent Research Projects

  • High-precision teleseismic relocation and tomography for the M 9 and M 8.7 Sumatra great earthquake sequences 
  • Double Seismic Zone Identification using Waveform Cross-correlation of Depth Phases 
  • Earthquake Location and 3D Velocity Determination of Alaskan Volcanoes using Waveform Cross-correlation and Double-difference Tomography
  • Costa Rica Seismogenic Zone Experiment (CRSEIZE) Link to CRSEIZE Seismology Data Site

Recent Publications

DeShon, H.R., C.H. Thurber, and C. Rowe (2007), High precision earthquake location and three-dimensional P-wave velocity determination at Redoubt Volcano, Alaska, J. Geophysical Research, 112, B07312, doi:10.1029/2006JB004751.

Engdahl, E.R., A. Villasenor,  H.R. DeShon, and C. Thurber (2007), Teleseismic relocation and assessment of seismicity (1918-2005) in the region of the 2004 Mw 9 Sumatra-Andaman and 2005 M 8.7 Nias great earthquakes, Bull. Seismological Society America, 97 (1A), S43-S61, doi:10.1785/0120050614.

DeShon, H.R., S.Y. Schwartz, A.V. Newman, V. Gonzalez, J.M. Protti, L.M. Dorman, T. Dixon, E. Norabuena and E. Flueh (2006), Seismogenic zone structure beneath the Nicoya Peninsula, Costa Rica, from 3D local earthquake P- and S-wave tomography, Geophysical J. International, 164, 109-124, doi:10.1111/j.1365-246X.2005.02809.x.

DeShon, H.R., E.R. Engdahl, C.H. Thurber, and M. Brudzinski (2005), Constraining the boundary between the Sunda and Andaman subduction systems: Evidence from the 2002 Mw 7.3 Northern Sumatra earthquake and aftershock relocations of the 2004 and 2005 great earthquakes, Geophysical Research Letters, 32, L24307, doi:10.1029/2005GL024188.

Link to a complete publications listing with PDFs

Courses (link)

 Link to curriculum vitae (link)

Graduate student opportunities

I am seeking M.S. or Ph.D. level graduate students to work on Costa Rica and Sumatra subduction-related seismology projects.  If you would like more information, please email me.


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Updated on July 18th, 2007